Home / 2,176,679.21-3,265,092.54-579,243.83

Finding the Fourth Proportional to 2,176,679.21, 3,265,092.54 and 579,243.83

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Solution

The fourth proportional to 2,176,679.21, 3,265,092.54 and 579,243.83 is: 868,885.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,679.21 : 3,265,092.54 = 579,243.83 : x
  2. Step 2: Convert to fraction form
    2,176,679.21/3,265,092.54 = 579,243.83/x
  3. Step 3: Cross multiply
    2,176,679.21x = 3,265,092.54 × 579,243.83
  4. Step 4: Simplify right side
    2,176,679.21x = 1,891,284,691,848.57
  5. Step 5: Solve for x
    x = 1,891,284,691,848.57/2,176,679.21
  6. Step 6: Final answer
    x = 868,885.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.